Manual Manual concrete placing boom: The concrete placing boom is a new product developed to expand the concrete pouring range and improve the mechanization level of pumping construction. It is an auxiliary equipment for concrete pump, which is connected with concrete pump to expand the concrete pumping range. It effectively solves the problem of wall-casting fabrics and plays an important role in improving construction efficiency and reducing labor intensity. The design of the placing boom is reasonable, the structure is stable and reliable, and which adopt 360 full-rotation boom structure. The whole machine is simple in operation and flexible in rotation, and has the characteristics of high efficiency, energy saving, economy and practicality. Fixed Fixed concrete placing boom: which is the special concrete pouring and distributing equipment specially designed for railway beam field, nuclear power engineering construction; mobile concrete placing boom has Z shaped three-section folding